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authorRomain Perier <romain.perier@free-electrons.com>2016-06-21 10:08:33 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2016-06-23 18:14:01 +0800
commitb99acf79a17bf402ea5759ad9d44eba3ed837a59 (patch)
tree45b3012cb1898eb4ea227ac112b0048a2a8ea5fe
parentf62830886f6b8cb2f1c55e23cb5eab51c4b9ef2c (diff)
crypto: marvell - Fix wrong type check in dma functions
So far, the way that the type of a TDMA operation was checked was wrong. We have to use the type mask in order to get the right part of the flag containing the type of the operation. Signed-off-by: Romain Perier <romain.perier@free-electrons.com> Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--drivers/crypto/marvell/tdma.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/crypto/marvell/tdma.c b/drivers/crypto/marvell/tdma.c
index e416a74..4d23bf9 100644
--- a/drivers/crypto/marvell/tdma.c
+++ b/drivers/crypto/marvell/tdma.c
@@ -64,8 +64,9 @@ void mv_cesa_dma_cleanup(struct mv_cesa_tdma_req *dreq)
for (tdma = dreq->chain.first; tdma;) {
struct mv_cesa_tdma_desc *old_tdma = tdma;
+ u32 type = tdma->flags & CESA_TDMA_TYPE_MSK;
- if (tdma->flags & CESA_TDMA_OP)
+ if (type == CESA_TDMA_OP)
dma_pool_free(cesa_dev->dma->op_pool, tdma->op,
le32_to_cpu(tdma->src));
@@ -90,7 +91,7 @@ void mv_cesa_dma_prepare(struct mv_cesa_tdma_req *dreq,
if (tdma->flags & CESA_TDMA_SRC_IN_SRAM)
tdma->src = cpu_to_le32(tdma->src + engine->sram_dma);
- if (tdma->flags & CESA_TDMA_OP)
+ if ((tdma->flags & CESA_TDMA_TYPE_MSK) == CESA_TDMA_OP)
mv_cesa_adjust_op(engine, tdma->op);
}
}